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2. List of mineral symbols - Wikipedia

   en.wikipedia.org/wiki/List_of_mineral_symbols

   Mineral symbols (text abbreviations) are used to abbreviate mineral groups, subgroups, and species, just as lettered symbols are used for the chemical elements. The first set of commonly used mineral symbols was published in 1983 and covered the common rock-forming minerals using 192 two- or three-lettered symbols. [ 1 ]

3. Allison and Roberto Mignone Halls of Gems and Minerals

   en.wikipedia.org/wiki/Allison_and_Roberto_Mignon...

   The Allison and Roberto Mignone Halls of Gems and Minerals are a series of exhibition halls at the American Museum of Natural History on the Upper West Side in Manhattan, New York City. The halls opened on June 12, 2021, as a complete redesign of their predecessors, the Harry Frank Guggenheim Hall of Gems and Minerals and Morgan Memorial Hall ...

4. Mineral collecting - Wikipedia

   en.wikipedia.org/wiki/Mineral_collecting

   A collection of identified rocks and minerals on display. The black stones on the left are obsidians; the lighter, hollow rocks are geodes. A collection of smaller mineral samples stored and displayed in clear cases Azurite specimen from the Morenci mine, Morenci, Arizona, USA.

5. Mica - Wikipedia

   en.wikipedia.org/wiki/Mica

   Micas (/ ˈ m aɪ k ə z / MY-kəz) are a group of silicate minerals whose outstanding physical characteristic is that individual mica crystals can easily be split into fragile elastic plates. This characteristic is described as perfect basal cleavage. Mica is common in igneous and metamorphic rock and is occasionally found as small flakes in ...

6. Maine Mineral and Gem Museum - Wikipedia

   en.wikipedia.org/wiki/Maine_Mineral_and_Gem_Museum

   The Maine Mineral and Gem Museum (MMGM) is a geology museum located in Bethel, Maine. [1] [2] It displays a collection of rocks, minerals, and meteorites.The Maine Mineral & Gem Museum celebrates Earth and cultivates critical thinking through education, research and dynamic exhibits—all designed to inspire visitors about Maine's geologic history, pegmatite mining, and our planet's place in ...

7. Hillman Hall of Minerals and Gems - Wikipedia

   en.wikipedia.org/wiki/Hillman_Hall_of_Minerals...

   Hillman Hall of Minerals and Gems Native sulfur, Baja California. The Hillman Hall of Minerals and Gems is a notable mineral and gem collection within the Carnegie Museum of Natural History in Pittsburgh, Pennsylvania. Comprising over 1,300 specimens, Hillman Hall has gained a reputation as one of the finest mineral exhibitions in the United States